there's so few women in stem careers. >> science, technology, engineering and math. engineers build our entire world. everything is built by engineers. and these things are things that we use every day. and when half of the population is female, the majority of things we used designed by men, we're simply missing the female perspective. >> i love what you're doing. i love the name of the company. i love what you're trying to do. i'm curious with the reaction you're getting, from little girls. >> from little girls, the reaction is amazing. at the end of the day this is what this is all about. they're inspired. they're doing thing. i got a handwritten letter who is 8 and what she loves about it. and she said i want to be an engineer like you. >> what happen, debbie, and how did you resolve it? >> we put out this video, gentlemen just thought we wanted to make engineering cool for kids. and the machines are the epit e epitome. we thought if we made one outside of toys everyone would want to make one in their living oom, and they did. >> what's the reaction from men? >>